It Circulates: The Circulatory System
- What is the function of the white blood cells?
The function of the white blood cells is to help fight infections. They help by attacking bacteria, viruses and germs that invade the body.
- How are the arteries and veins alike?
The arteries and veins are alike because they both carry things around the body. The only difference is that they carry different things.
- Bason on other information in the passage, what gases are being exchanged in the alveoli
The gases that are being exchanged in the alveoli are Oxygen and Carbon Dioxide.
- What is the main idea of this passage?
The main idea of the passage is to tell us what different things happen in our body that contain or have something to do with blood.
- What does hemoglobin do?
The Hemoglobin allows blood to hold on to oxygen and carry it around the body.
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